{"api_version":"1","generated_at":"2026-07-14T16:50:09+00:00","cve":"CVE-2018-5349","urls":{"html":"https://cve.report/CVE-2018-5349","api":"https://cve.report/api/cve/CVE-2018-5349.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2018-5349","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-5349"},"summary":{"title":"CVE-2018-5349","description":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2018-03-22 16:29:00","updated_at":"2019-10-03 00:03:00"},"problem_types":["CWE-732"],"metrics":[],"references":[{"url":"https://improsec.com/blog/heimdal-advisory-1","name":"https://improsec.com/blog/heimdal-advisory-1","refsource":"MISC","tags":["Exploit","Third Party Advisory"],"title":"Privilege Escalation in Heimdal #1 — Improsec | improving security","mime":"text/html","httpstatus":"200","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-5349","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-5349","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2018","cve_id":"5349","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"heimdalsecurity","cpe5":"heimdal","cpe6":"2.2.190","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"pro","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2018","cve_id":"5349","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"heimdalsecurity","cpe5":"heimdal","cpe6":"2.2.190","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"pro","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2018-5349","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://improsec.com/blog/heimdal-advisory-1","refsource":"MISC","url":"https://improsec.com/blog/heimdal-advisory-1"}]}},"nvd":{"publishedDate":"2018-03-22 16:29:00","lastModifiedDate":"2019-10-03 00:03:00","problem_types":["CWE-732"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:P","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":4.6},"severity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.4,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:heimdalsecurity:heimdal:2.2.190:*:*:*:pro:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2018","CveId":"5349","Ordinal":"121319","Title":"CVE-2018-5349","CVE":"CVE-2018-5349","Year":"2018"},"notes":[{"CveYear":"2018","CveId":"5349","Ordinal":"1","NoteData":"A vulnerability has been found in Heimdal PRO v2.2.190, but it is most likely also present in Heimdal FREE and Heimdal CORP. Faulty permissions on the directory \"C:\\ProgramData\\Heimdal Security\\Heimdal Agent\" allow BUILTIN\\Users to write new files to the directory. On startup, the process Heimdal.MonitorServices.exe running as SYSTEM will attempt to load version.dll from this directory. Placing a malicious version.dll in this directory will result in privilege escalation. NOTE: any affected Heimdal products are completely unrelated to the Heimdal vendor of a Kerberos 5 product on the h5l.org web site.","Type":"Description","Title":null},{"CveYear":"2018","CveId":"5349","Ordinal":"2","NoteData":"2018-03-22","Type":"Other","Title":"Published"},{"CveYear":"2018","CveId":"5349","Ordinal":"3","NoteData":"2018-03-22","Type":"Other","Title":"Modified"}]}}}